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{"version":3,"file":"index.mjs","sources":["../../../../../packages/hooks/use-ordered-children/index.ts"],"sourcesContent":["import {\n defineComponent,\n h,\n isVNode,\n onMounted,\n shallowRef,\n triggerRef,\n} from 'vue'\nimport { flattedChildren } from '@element-plus/utils'\n\nimport type { Component, ComponentInternalInstance, VNode } from 'vue'\n\ntype ChildEssential = {\n uid: number\n getVnode: () => VNode\n}\n\nconst getOrderedChildren = <T>(\n vm: ComponentInternalInstance,\n childComponentName: string,\n children: Record<number, T>\n): T[] => {\n const nodes = flattedChildren(vm.subTree).filter(\n (n): n is VNode =>\n isVNode(n) &&\n (n.type as Component)?.name === childComponentName &&\n !!n.component\n )\n const uids = nodes.map((n) => n.component!.uid)\n return uids.map((uid) => children[uid]).filter((p) => !!p)\n}\n\nexport const useOrderedChildren = <T extends ChildEssential>(\n vm: ComponentInternalInstance,\n childComponentName: string\n) => {\n const children = shallowRef<Record<number, T>>({})\n const orderedChildren = shallowRef<T[]>([])\n const nodesMap = new WeakMap<ParentNode, Node[]>()\n\n const addChild = (child: T) => {\n children.value[child.uid] = child\n triggerRef(children)\n\n onMounted(() => {\n const childNode = child.getVnode().el! as Node\n const parentNode = childNode.parentNode!\n\n if (!nodesMap.has(parentNode)) {\n nodesMap.set(parentNode, [])\n\n const originalFn = parentNode.insertBefore.bind(parentNode)\n parentNode.insertBefore = <T extends Node>(\n node: T,\n anchor: Node | null\n ) => {\n // Schedule a job to update `orderedChildren` if the root element of child components is moved\n const shouldSortChildren = nodesMap\n .get(parentNode)!\n .some((el) => node === el || anchor === el)\n if (shouldSortChildren) triggerRef(children)\n\n return originalFn(node, anchor)\n }\n }\n\n nodesMap.get(parentNode)!.push(childNode)\n })\n }\n\n const removeChild = (child: T) => {\n delete children.value[child.uid]\n triggerRef(children)\n\n const childNode = child.getVnode().el! as Node\n const parentNode = childNode.parentNode!\n const childNodes = nodesMap.get(parentNode)!\n const index = childNodes.indexOf(childNode)\n childNodes.splice(index, 1)\n }\n\n const sortChildren = () => {\n orderedChildren.value = getOrderedChildren(\n vm,\n childComponentName,\n children.value\n )\n }\n\n const IsolatedRenderer = (props: { render: () => VNode[] }) => {\n return props.render()\n }\n\n // TODO: Refactor `el-description` before converting this to a functional component\n const ChildrenSorter = defineComponent({\n setup(_, { slots }) {\n return () => {\n sortChildren()\n\n return slots.default\n ? // Create a new `ReactiveEffect` to ensure `ChildrenSorter` doesn't track any extra dependencies\n // @ts-ignore TODO: Remove this after Vue is upgraded\n h(IsolatedRenderer, {\n render: slots.default,\n })\n : null\n }\n },\n })\n\n return {\n children: orderedChildren,\n addChild,\n removeChild,\n ChildrenSorter,\n }\n}\n"],"names":[],"mappings":";;;AASA,MAAM,kBAAkB,GAAG,CAAC,EAAE,EAAE,kBAAkB,EAAE,QAAQ,KAAK;AACjE,EAAE,MAAM,KAAK,GAAG,eAAe,CAAC,EAAE,CAAC,OAAO,CAAC,CAAC,MAAM,CAAC,CAAC,CAAC,KAAK;AAC1D,IAAI,IAAI,EAAE,CAAC;AACX,IAAI,OAAO,OAAO,CAAC,CAAC,CAAC,IAAI,CAAC,CAAC,EAAE,GAAG,CAAC,CAAC,IAAI,KAAK,IAAI,GAAG,KAAK,CAAC,GAAG,EAAE,CAAC,IAAI,MAAM,kBAAkB,IAAI,CAAC,CAAC,CAAC,CAAC,SAAS,CAAC;AAC5G,GAAG,CAAC,CAAC;AACL,EAAE,MAAM,IAAI,GAAG,KAAK,CAAC,GAAG,CAAC,CAAC,CAAC,KAAK,CAAC,CAAC,SAAS,CAAC,GAAG,CAAC,CAAC;AACjD,EAAE,OAAO,IAAI,CAAC,GAAG,CAAC,CAAC,GAAG,KAAK,QAAQ,CAAC,GAAG,CAAC,CAAC,CAAC,MAAM,CAAC,CAAC,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC;AAC7D,CAAC,CAAC;AACU,MAAC,kBAAkB,GAAG,CAAC,EAAE,EAAE,kBAAkB,KAAK;AAC9D,EAAE,MAAM,QAAQ,GAAG,UAAU,CAAC,EAAE,CAAC,CAAC;AAClC,EAAE,MAAM,eAA
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